/*
* Copyright (c) 2007, Nubo Technologies
* 
* All rights reserved.
* 
* Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
*
*    * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
*    * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
*    * Neither the name of the Nubo Technologies nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

package com.nubotech.gwt.oss.browser.client.ui;

import com.google.gwt.user.client.ui.ClickListener;
import com.google.gwt.user.client.ui.Composite;
import com.google.gwt.user.client.ui.DockPanel;
import com.google.gwt.user.client.ui.FlexTable;
import com.google.gwt.user.client.ui.HorizontalPanel;
import com.google.gwt.user.client.ui.Hyperlink;
import com.google.gwt.user.client.ui.Label;
import com.google.gwt.user.client.ui.Widget;
import com.nubotech.gwt.oss.client.auth.AuthenticationManager;
import com.nubotech.gwt.oss.client.auth.Credential;

/**
 *
 * @author jonnakkerud
 */
public class HeaderPanel extends Composite {
    private HorizontalPanel main;
    private HorizontalPanel loginPanel;
    
    public HeaderPanel() {
        initWidget(main = new HorizontalPanel());
        main.setWidth("100%");
        main.addStyleName("banner");

        Label banner = new Label("S3 Browser");
        banner.addStyleName("banner-title");
        main.add(banner);
    }

    protected void onLoad() {
        initGui();
    }        
    
    private void initGui() {
        AuthenticationManager mgr = AuthenticationManager.instance();
        Credential login = mgr.getLogin();
        
        if (loginPanel != null) {
            main.remove(loginPanel);
        }
        
        loginPanel = new HorizontalPanel();
        
        if (login != null) {
            loginPanel.setSpacing(7);
            loginPanel.add(new Label(login.getEmail()));
            Hyperlink logoutLink = new Hyperlink("log out", "logout");
            loginPanel.add(logoutLink);
        } else {
            loginPanel.setSpacing(7);
            Hyperlink loginLink = new Hyperlink("log in", "login");
            loginPanel.add(loginLink);
            Hyperlink registerLink = new Hyperlink("register", "register");
            loginPanel.add(registerLink);
        }
        
        main.add(loginPanel);
        main.setCellHorizontalAlignment(loginPanel, DockPanel.ALIGN_RIGHT);
    }
    
}
